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Optimising for High Latency Environments

CSS Wizardry

This gives fascinating insights into the network topography of our visitors, and how much we might be impacted by high latency regions. Round-trip-time (RTT) is basically a measure of latency—how long did it take to get from one endpoint to another and back again? What is RTT? RTT isn’t a you-thing, it’s a them-thing.

Latency 234
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How To Design For High-Traffic Events And Prevent Your Website From Crashing

Smashing Magazine

How To Design For High-Traffic Events And Prevent Your Website From Crashing How To Design For High-Traffic Events And Prevent Your Website From Crashing Saad Khan 2025-01-07T14:00:00+00:00 2025-01-07T22:04:48+00:00 This article is sponsored by Cloudways Product launches and sales typically attract large volumes of traffic.

Traffic 86
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The Three Cs: Concatenate, Compress, Cache

CSS Wizardry

Given that 66% of all websites (and 77% of all requests ) are running HTTP/2, I will not discuss concatenation strategies for HTTP/1.1 Plotted on the same horizontal axis of 1.6s, the waterfalls speak for themselves: 201ms of cumulative latency; 109ms of cumulative download. 4,362ms of cumulative latency; 240ms of cumulative download.

Cache 348
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Service level objectives: 5 SLOs to get started

Dynatrace

As organizations digitally transform, they’re also accelerating the speed of software delivery. E-commerce websites are a great way to explain how IT teams can apply SLOs to any use case or application. E-commerce website : The e-commerce website should be available 99.9% or 99.99% of the time. Thus, an ApDex score of 0.85

Website 245
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Time To First Byte: Beyond Server Response Time

Smashing Magazine

Time To First Byte: Beyond Server Response Time Time To First Byte: Beyond Server Response Time Matt Zeunert 2025-02-12T17:00:00+00:00 2025-02-13T01:34:15+00:00 This article is sponsored by DebugBear Loading your website HTML quickly has a big impact on visitor experience. Here, Ive tested a website thats hosted in Brazil.

Servers 78
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Time to First Byte: What It Is and Why It Matters

CSS Wizardry

This is understandable—forgivable, almost—when you consider that TTFB begins to move into back-end territory, but if I was to sum up the problem as succinctly as possible, I’d say: While a good TTFB doesn’t necessarily mean you will have a fast website, a bad TTFB almost certainly guarantees a slow one. But what else is TTFB?

Latency 270
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Real-World Effectiveness of Brotli

CSS Wizardry

One of the more fundamental rules of building fast websites is to optimise your assets, and where text content such as HTML, CSS, and JS are concerned, we’re talking about compression. I started off this whole train of thought because I wanted to see, realistically, what impact Brotli might have for real websites. Okay, yeah.

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